/* --------------------------------------------------------
 * Copyright (c) aeky , Inc.  All rights reserved.
 * --------------------------------------------------------
 */
package com.aeky.observer.observer;

/**
 * 所有观察者需实现此接口
 * 
 * @author aeky
 */
public interface Observer {

    /**
     * 所有观察者都有此方法
     */
    public void update(Object data);
}
